620 search results - page 21 / 124 » Algorithms for Rewriting Aggregate Queries Using Views |
118
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CHI
1994
ACM
15 years 6 months ago
1994
ACM
When working with large data sets, users perform three primary types of activities: data manipulation, data analysis, and data visualization. The data manipulation process involve...
ICDT
2001
ACM
15 years 7 months ago
2001
ACM
Abstract. The problem of answering queries using views has been studied extensively due to its relevance in a wide variety of data-management applications. In these applications, w...
VLDB
2000
ACM
15 years 6 months ago
2000
ACM
212
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VLDB
2007
ACM
16 years 2 months ago
2007
ACM
The database community is on a constant quest for better integration of data management and knowledge management. Recently, with the increasing use of ontology in various applicat...
132
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ESWS
2008
Springer
15 years 4 months ago
2008
Springer
Both Topic Maps and RDF are popular semantic web standards designed for machine processing of web documents. Since these representations were originally created for different purpo...